Unnamed Occurrence (ARDF - TK062; near 'Nik Hill'), Valdez Creek Mining District, Matanuska-Susitna Borough, Alaska, USAi
| Regional Level Types | |
|---|---|
| Unnamed Occurrence (ARDF - TK062; near 'Nik Hill') | - not defined - |
| Valdez Creek Mining District | Mining District |
| Matanuska-Susitna Borough | Borough |
| Alaska | State |
| USA | Country |
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Latitude & Longitude (WGS84):
62° 44' 47'' North , 148° 11' 42'' West
Latitude & Longitude (decimal):
Köppen climate type:
Mindat Locality ID:
200494
Long-form identifier:
mindat:1:2:200494:8
GUID (UUID V4):
5ff2ea1b-f930-419c-998d-f89f4f65d8f5
Location: This occurrence is at an elevation of about 5,620 feet, about 0.2 mile east of the top of hill 5896 (which is informally called Nik Hill). It is approximately 3 miles northwest of Mt. Watana and 5 miles west-northwest of the north end of Watana Lake. The location is accurate to within 1/4 mile.
Geology: This occurrence is in metabasalt of the Triassic, Nikolai Greenstone; it consists of quartz veins that contain malachite. U.S. Geological Survey rock samples contain up to 33,550 parts per million copper and 16.2 parts per million silver (J. Schmidt, written commun., 2001).
Workings: Only surface sampling by U.S. Geological Survey (J. Schmidt, written commun., 2001).
Age: Occurs in Triassic metabasalt.
Alteration: Oxidation of copper mineral.
Commodities (Major) - Ag, Cu
Development Status: None
Deposit Model: Basaltic copper (Cox and Singer, 1986; model 23)
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsCommodity List
This is a list of exploitable or exploited mineral commodities recorded at this locality.Mineral List
2 valid minerals.
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 4 - Oxides and Hydroxides | |||
|---|---|---|---|
| ⓘ | Quartz | 4.DA.05 | SiO2 |
| Group 5 - Nitrates and Carbonates | |||
| ⓘ | Malachite | 5.BA.10 | Cu2(CO3)(OH)2 |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | ⓘ Malachite | Cu2(CO3)(OH)2 |
| C | Carbon | |
| C | ⓘ Malachite | Cu2(CO3)(OH)2 |
| O | Oxygen | |
| O | ⓘ Malachite | Cu2(CO3)(OH)2 |
| O | ⓘ Quartz | SiO2 |
| Si | Silicon | |
| Si | ⓘ Quartz | SiO2 |
| Cu | Copper | |
| Cu | ⓘ Malachite | Cu2(CO3)(OH)2 |
Other Databases
| Link to USGS - Alaska: | TK062 |
|---|
Other Regions, Features and Areas containing this locality
North America PlateTectonic Plate
- Wrangellia DomainDomain
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References
